Some explanation here. A snippet: “This Cthulhu is found in the digestive system of the … Cuban subterranean termite. It turns out termite guts are a surprisingly popular place for protists to hang out, as a vast array of huge , shaggy microbes (see these images of Trichonympha, Spirotrichonympha, Dinenympha, and Pyrsonympha, for instance) hold court there.”